With quirky scientists, irresistible rivalries and enough romantic chemistry to fill an entire laboratory, Ali Hazelwood has become one of the biggest names in contemporary romance. Since The Love Hypothesis took over BookTok, Hazelwood has expanded her collection beyond the STEM romances that first made readers fall in love with her. From competitive chess and college athletics to marriages of convenience between Vampyres and Weres, she has a love story for nearly every type of romance reader. Although choosing favorites is almost impossible, these six Ali Hazelwood books belong at the top of our list.

The Love Hypothesis by Ali Hazelwood

Olive Smith is a biology Ph.D. candidate who is more interested in finishing her research than finding love. However, when she impulsively kisses notoriously intimidating professor Adam Carlsen to convince her best friend that she has moved on from a previous relationship, the two unexpectedly agree to begin fake dating. As their carefully planned arrangement becomes increasingly complicated, Olive begins to wonder whether her experiment with romance might lead to something real.

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Bride by Ali Hazelwood

Misery Lark, the daughter of a powerful Vampyre councilman, has spent most of her life feeling disconnected from her own kind. When she is ordered to marry Lowe Moreland, the Alpha of a neighboring Were pack, she agrees to the alliance for reasons she intends to keep hidden. Living among the Weres may help Misery locate someone important from her past, but her growing attraction to her new husband threatens to complicate her plans—and possibly change everything she thought she understood about loyalty, belonging and love.

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Love, Theoretically by Ali Hazelwood

Theoretical physicist Elsie Hannaway is struggling to survive on an adjunct professor’s salary, so she secretly works as a fake girlfriend to make ends meet. Her carefully separated lives collide when Jack Smith, the irritating older brother of one of her clients, appears on the hiring committee for Elsie’s dream position at MIT. As Elsie attempts to protect her secrets and secure her future, she discovers that the experimental physicist standing in her way might also be the first person to see beyond all the versions of herself she performs for everyone else.

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Love on the Brain by Ali Hazelwood

Neuroscientist Bee Königswasser believes she has finally received her dream opportunity when NASA selects her to lead an important neuroengineering project. There is only one problem: she must share the job with Levi Ward, the frustratingly attractive engineer who made it clear during graduate school that he could not stand her. When Bee’s equipment begins disappearing and her project encounters a suspicious number of problems, Levi becomes an unexpected ally—and possibly something more.

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Deep End by Ali Hazelwood

Stanford junior Scarlett Vandermeer is determined to recover from the injury that nearly ended her diving career while keeping her medical-school plans on track. Relationships are not part of her carefully constructed schedule, especially not one with Lukas Blomqvist, a disciplined world champion and the university’s star swimmer. When a secret brings them together in an arrangement that is supposed to remain uncomplicated, their undeniable attraction quickly dives into much deeper emotional territory.

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Check & Mate by Ali Hazelwood

Mallory Greenleaf gave up competitive chess after it contributed to the destruction of her family, but she reluctantly agrees to play in one final charity tournament. There, she shocks the chess world by defeating Nolan Sawyer, the reigning world champion known for his talent and intimidating reputation. Her unexpected victory opens the door to new opportunities and reignites the ambition she tried to leave behind. As Mallory rises through the ranks and her rivalry with Nolan becomes increasingly personal, she must decide whether she is ready to reclaim the game—and the future—she once loved.

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